GA-F2A88XM-HD3, amd a8 6600k, sapphire radeon hd 7770 vapor x (2x), 4gb gskill 1333 mhz ddr3 ram 4x2, fsp raider 750 watts, are all of this components compatible?? and will this be enough for mid setting gaming?? and is it possible for me to crossfire and use one monitor?? i currently have one 7770 vapor x? i'd like to buy one for my new mobo, my only monitor is acer 23" v233h.